| Competition | City | Date | Roles |
|---|
| 1 | Tokyo Regional Championships 2023 | Nishitokyo | 2023-09-21 | Specialist (Junior ladies)
|
| 2 | Kanto Regional Championships 2022 | Nikko, Tochigi | 2022-09-23 | Specialist (Intermediate novice boys)
|
| 3 | Kanto Regional Championships 2021 | Chiba | 2021-09-30 | Specialist (Junior ladies)
Assistant (Senior men, Intermediate novice boys)
|
| 4 | Kanto Regional Championships 2020 | Hitachinaka City | 2020-10-02 | Specialist (Junior ladies)
Assistant (Advanced novice girls)
|
| 5 | Kanto Regional Championships 2019 | Yamanashi | 2019-10-03 | Specialist (Senior ladies, Intermediate novice boys)
Assistant (Senior men, Junior men, Intermediate novice girls)
|
| 6 | Chubu Regional Championships 2018 | Nagoya | 2018-09-28 | Specialist (Senior men, Senior ladies, Junior men)
Assistant (Advanced novice boys, Basic novice B girls)
|
| 7 | Tokyo Regional Championships 2017 | Tokyo | 2017-09-21 | Specialist (Senior men, Basic novice B boys)
Assistant (Junior ladies, Advanced novice girls)
|
| 8 | Chubu Regional Championships 2016 | Aichi | 2016-09-30 | Specialist (Advanced novice girls)
Assistant (Junior ladies)
|
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